Legal Document

5666db Terms and Conditions

Please read these terms and conditions carefully before using the 5666db platform. This is a legally binding agreement between you and us.

Last Updated: January 2026
Section 1

General Terms

These terms and conditions ("Terms") form a binding legal agreement between the 5666db platform ("we", "our", "5666db") and any person using the platform ("user", "you"). By using the 5666db website or services, you agree to be bound by these terms.

5666db operates a safe and reliable online gaming and sports betting platform for Bangladeshi players. We follow SSL encryption and fair play principles.

Important: These terms are legally binding. Please read the full document. If you have any questions, contact us via 24/7 live chat or at [email protected].

1.1 Definitions

The key terms used in these conditions are defined below:

Platform

The 5666db website, mobile version, and all associated services.

Account

Each user's own registered profile, where their balance, betting history, and personal information are stored.

Bonus

Any promotional funds, free spins, or other rewards provided by 5666db.

Wagering Requirement

The obligation to place bets of a specified amount before bonus funds become withdrawable.

1.2 Applicability

These terms apply to all 5666db products and services, including sports betting, online casino games, slots, and other gaming categories. Specific terms for special promotions apply alongside these general terms.

Section 2

Account Registration

To play on the 5666db platform, you must register a valid personal account. It is mandatory to provide accurate and up-to-date information at the time of registration.

2.1 One Account Policy

Each person may open only one account. Attempts to open multiple accounts from the same person, family, home address, email address, or payment method are strictly prohibited. If multiple accounts are detected, all accounts may be closed and the associated funds may be confiscated.

2.2 Registration Information

The following information must be provided accurately when opening an account:

  • Full name (as per national identity card)
  • Date of birth (for age verification)
  • Valid mobile number
  • Email address
  • Bangladeshi bank or mobile banking details (for payment)

2.3 KYC Verification

5666db may request identity verification (Know Your Customer / KYC) documents at any time. These may include a national identity card, passport, or other government-issued documents. If KYC is not completed within the specified time, the account may be temporarily suspended.

2.4 Account Security

It is your responsibility to keep your account password and login details confidential. If unauthorized access to your account occurs, notify us immediately at [email protected]. You are personally responsible for all activity that takes place on your account.

Section 3

Age Limit and Eligibility

Age Limit: Only persons aged 21 or older are permitted to open an account and participate in gaming activities on the 5666db platform.

To register on and use the 5666db platform, the following conditions must be met:

  • You must be at least 21 years of age.
  • You must open an account in your own name and of your own free will — not on behalf of another person or a third party.
  • Your payment method (bKash, Nagad, Rocket, Upay, or bank account) must be registered in your own name.
  • You must access the platform from Bangladesh.

In the event of an age limit violation, 5666db reserves the right to close the account immediately and confiscate all funds.

Section 4

Deposits and Withdrawals

4.1 Deposit Terms

The following methods are accepted for depositing funds on the 5666db platform: bKash, Nagad, Rocket, Upay, and bank transfer. The minimum deposit amount is ৳500.

Please keep the following in mind when making a deposit:

  • The minimum deposit amount is ৳500.
  • The payment method must be registered in your own name.
  • Use of third-party payment methods is strictly prohibited.
  • Deposit transactions are generally processed instantly.

4.2 Withdrawal Terms

The minimum withdrawal amount is ৳500. Withdrawals are generally completed within 15 minutes to 2 hours. KYC verification must be completed before a withdrawal request is processed.

Standard withdrawal timeframe: 15 minutes to 2 hours. Bank transfers may take longer depending on the working hours of the relevant bank.

4.3 Withdrawal Rejection

5666db may reject or delay a withdrawal request in the following cases:

  • If KYC verification is incomplete.
  • If the wagering requirement for a bonus has not been met.
  • If suspicious activity is detected on the account.
  • If there is suspicion of multiple accounts or fraud.

4.4 Currency

5666db processes transactions in Bangladeshi Taka (BDT / ৳) only. Transactions in foreign currencies are not accepted.

Section 5

Bonuses and Promotions

5.1 Welcome Bonus

New users will receive a welcome bonus of up to 200% on their first deposit, up to a maximum of ৳20,000. To receive this bonus, the first deposit must be ৳500 or more.

Example:

  • Deposit ৳1,000 → Bonus ৳2,000 → Total balance ৳3,000
  • Deposit ৳22,000 → Bonus ৳20,000 → Total balance ৳42,000

5.2 Wagering Requirement

A 25x wagering requirement applies to the welcome bonus and all other bonuses. This means bonus funds become withdrawable after placing bets totalling 25 times the bonus amount.

If you withdraw before the wagering requirement is completed, the bonus funds will be cancelled. If a withdrawal is requested while a bonus is active, all bonuses and any winnings earned from bonuses will be forfeited.

5.3 Bonus Restrictions

  • Each bonus offer may be claimed only once per person.
  • Bonus funds cannot be transferred to another account.
  • If evidence of bonus abuse or fraud is found, 5666db reserves the right to cancel the bonus and close the account.
  • Certain game restrictions may apply when using bonus funds — please refer to the specific terms of each bonus.

5.4 VIP Program

The 5666db VIP program has five tiers, offering weekly cashback and other benefits:

  • Bronze — up to 0.3% weekly cashback
  • Silver — up to 0.6% weekly cashback
  • Gold — up to 0.9% weekly cashback
  • Platinum — up to 1.2% weekly cashback
  • Diamond — up to 1.5% weekly cashback

Moving up to a higher VIP tier depends on your regular gaming activity and engagement on the platform.

Section 6

Betting Rules

6.1 Betting Limits

Each game and betting market has its own minimum and maximum bet limits, which are displayed in the game interface. 5666db reserves the right to change betting limits at any time.

6.2 Bet Cancellation

5666db may cancel or revise a bet in the following circumstances:

  • If a bet was accepted due to incorrect odds or a technical error.
  • If an event is cancelled or the venue is changed.
  • If sufficient information was not available at the time the bet was accepted.
  • If there is suspicion of match-fixing or corruption.

6.3 Result Determination

For sports betting, results are verified from officially and internationally recognised sources. For cricket, the results of the ICC, BPL, and other official bodies will be considered final. In the event of any dispute, the decision of 5666db will be final.

6.4 Account Balance

Your account must have sufficient balance to place a bet. Bets will not be accepted if the balance is insufficient. Once a bet has been successfully accepted, it cannot be withdrawn unless a specific cash-out option is available.

Section 7

Prohibited Activities

The following activities are strictly prohibited on the 5666db platform:

7.1 Fraud and Deception

  • Opening an account using a false identity.
  • Creating multiple accounts to abuse bonuses or promotions.
  • Exploiting hacking, software bugs, or technical vulnerabilities.
  • Placing bets using automated bots or software.

7.2 Money Laundering

5666db strictly follows anti-money laundering (AML) policies. Using the platform for money laundering purposes is completely prohibited. Suspicious transactions may be reported to the relevant legal authorities.

7.3 Other Prohibited Activities

  • Making deposits using third-party payment methods or borrowed funds.
  • Attempting unauthorized access to another user's account.
  • Spreading false information about any aspect of the platform.
  • Allowing minors to participate in gaming.
Involvement in any of the prohibited activities listed above will result in immediate account closure, forfeiture of all funds, and possible legal action.
Section 8

Account Closure and Suspension

8.1 Closure by 5666db

5666db may temporarily suspend or permanently close any account for the following reasons:

  • Violation of any clause of these terms and conditions.
  • Suspicion of fraud or deception.
  • Failure to complete KYC verification.
  • The account remaining inactive for an extended period.
  • Legal or regulatory reasons.

8.2 Closure by the User

You may request to close your account at any time. In that case, any valid funds in the account (excluding bonuses and pending wagering requirements) will be returned. For self-exclusion requests related to responsible gaming, please visit our Responsible Gaming page.

8.3 Inactive Accounts

If there is no login or financial transaction for 12 consecutive months, the account may be marked as inactive. An administrative fee may apply to inactive accounts, but it will never cause the balance to go negative.

Section 9

Privacy and Data Protection

5666db gives the highest priority to protecting your personal information. To learn about our full privacy policy, please read the Privacy Policy page.

9.1 Data Collection and Use

We collect your information for the purposes of providing services, verifying identity, preventing fraud, and fulfilling legal obligations. Your information is not sold to third parties.

9.2 Security

5666db uses SSL encryption and modern data protection technology to keep your personal and financial information secure. However, no method of transmitting data over the internet is 100% secure — so while we take security seriously, we do not claim to provide perfect security.

Section 10

Limitations of Liability

5666db is not liable for the following:

  • Losses caused by technical errors, server downtime, or internet connection issues.
  • Losses caused by issues with third-party game provider software.
  • Losses resulting from your account information being disclosed to others.
  • Any indirect or incidental losses arising from gaming.

All gaming services are provided on an "as is" basis. 5666db does not guarantee any specific outcome.

10.1 Dispute Resolution

For any dispute or complaint, please contact us first at [email protected] or through our 24/7 live chat. We endeavor to review all complaints fairly.

Section 11

Responsible Gaming

5666db takes responsible gaming seriously. We encourage our users to enjoy gaming in a healthy and controlled manner.

11.1 Self-Regulation Tools

5666db provides users with the following tools:

  • Deposit Limits: Set daily, weekly, or monthly deposit limits.
  • Session Time Limits: Limit the duration of continuous gaming sessions.
  • Self-Exclusion: Suspend your account for a specified period.
  • Reality Check: Reminders of gaming time at regular intervals.

For more details about these tools, please visit our Responsible Gaming page.

11.2 Age Verification

Protecting minors (under 21) from gaming is our primary responsibility. If there is any suspicion that a minor is using the platform, the account will be suspended immediately.

Section 12

Changes to Terms and Conditions

5666db reserves the right to change, amend, or update these terms and conditions at any time. Users will be notified as much as possible before any significant changes are made.

Continued use of the platform after updated terms and conditions are published will be considered acceptance of the new terms. Please visit this page regularly to stay informed about the latest terms and conditions.

If you have any questions or need clarification about these terms and conditions, please contact our 24/7 live chat support or reach us at [email protected]. Our support team is ready to assist in Bengali.

These terms and conditions are written in Bengali and form the legal basis of your relationship with the 5666db platform. In the event of any dispute, this Bengali version will be considered the definitive version.