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Best Wi-Fi Router / বেস্ট ওয়াইফাই রাউটার
1. TP-Link Archer C54 AC1200

Specifications:
- Wi-Fi 5 technology
- Dual-band (2.4GHz and 5GHz)
- MU-MIMO supported
- 4x 100 Mbps LAN Ports
- Supports Access Point, and Range Extender
- Power 9V ⎓ 0.85A
- IPv6 Supported
- Coverage Area: 1500 Sq. ft
- Price: TK. 2,690 (check details for latest price)
2. TP-Link Archer C6 AC1200

Specifications:
- Wi-Fi 5 technology
- Dual-band (2.4GHz and 5GHz)
- MU-MIMO supported
- 4x Gigabit LAN Ports
- Power 12V ⎓ 1A
- IPv6 Supported
- Coverage Area: 1500-2000 Sq. ft
- Price: TK. 3,990 (check details for latest price)
3. TP-Link Archer AX55 AX3000

Specifications:
- Wi-Fi 6 technology
- Dual-band (2.4GHz and 5GHz)
- Next-Gen 1.8 Gbps Speeds
- 4x Gigabit LAN Ports
- VPN Server
- One USB 3.0 port
- Power 12V ⎓ 2A
- OneMesh Supported
- Coverage Area: 2000-2500 Sq. ft
- Price: TK. 14,900 (check details for latest price)
Best Scientific Calculator In Bangladesh / বেস্ট সায়েন্টেফিক ক্যালকুলেটর বাংলাদেশ
1. Casio Scientific Calculator (2nd edition) Black – fx-991ES Plus

Specifications:
- Good calculation speed.
- Almost every mathematical calculation is possible.
- Contrast and brightness control.
- Calculation with complex numbers.
- Colour: Black
- Country of Origin: Japan
- Power Type: Solar & Battery
- Warranty Period: 3 Years
- Price: TK. 2,500 (check details for latest price)
2. Casio Scientific Calculator- Black – fx-991CW

Specifications:
- Degree, Minute, Secound (Sexagesimal) Calculations
- Complex number calculation
- Vector calculations
- Random Number Generation
- Metric conversion function
- Colour: Black
- Country of Origin: Japan
- Power Type: Solar & Battery
- Warranty Period: 3 Years
- Price: TK. 3,000 (check details for latest price)
3. Casio Scientific Calculator 2nd edition – fx-100MS-2

Specifications:
- Easy to read and use because of large display
- Large keypad for comfortable use
- Saves up to 150 previous calculations
- Quick and easy recall previous formulas
- Colour: Black
- Country of Origin: Japan
- Power Type: Battery
- Warranty Period: 3 Years
- Price: TK. 2,100 (check details for latest price)