Bluetooth 5.0 Digital Amplifier Module with 2.1 Channel Stereo Sound

Enjoy a smarter everyday experience with the Speaker Bluetooth Digital Amplifier Module, a practical product from the Power Banks category chosen for home and office users, students, travellers, and daily shoppers. Its bluetooth 5.0, audio, and dual input help support convenient use, steady performance, and everyday reliability.

Key Features & Benefits

• Bluetooth 5.0 – Supports stable wireless connectivity with a range of up to 15 meters. 2.1-Channel
• Audio – Delivers high-quality stereo sound with enhanced bass output
• Dual Input – Compatible with AUX and Bluetooth for flexible connectivity
• Protection Mechanisms – Includes anti-reverse, overheating, overcurrent, and short-circuit protection
• High Compatibility – Works with speakers (20-100W, 4-8Ω) and DC 12-24V power sources

Specifications

• Model – ZK-MT21
• Bluetooth Version – 5.0
• Input Sensitivity – 500mV
• Amplifier Chip – Domestic amplifier chip
• Output Power – <50W (L/R channels), <100W (subwoofer)
• Dimensions – 93x90x22mm
• Weight – ~130g (product), ~185g (packaged)
• Power Supply – DC 12-24V/5A (not for 24V battery packs)

Feature Highlights

• Everyday Use – Suitable for home, work, travel, and regular daily routines
• Space Friendly – Compact proportions fit easily into everyday storage and carry bags
• Great Gift Choice – A practical pick for birthdays, holidays, and special occasions
• Practical Design – Thoughtful layout supports comfortable handling and simple operation
• Versatile Option – Works well across a range of everyday situations and settings
• Reliable Finish – Neat detailing helps the product look good through regular use

What's in the Box

• Amplifier module*1

Complete your setup with the Speaker Bluetooth Digital Amplifier Module from Global Swanky, a practical product from the Power Banks category made to support bluetooth 5.0, audio, dual input, and comfortable everyday use.

30-day returns from the date you receive your order. Items must be unused and in original packaging. Return shipping is paid by the customer unless the item arrived damaged, defective or incorrect. Refunds are processed within 10 business days of inspection. Read the full Return & Refund Policy.

Ships from our suppliers' warehouses overseas (mainly China) to addresses in the United States.

Estimated delivery 6-15 business days. 1-2 business days to verify and pack, then 5-13 business days in transit. These are estimates, not guarantees.

Items in one order may arrive separately. Returns accepted within 30 days of the date your order is delivered.

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