Features:1. Made of ABS material, lightweight and durable.2. Unique appearance design, large gold-plated area, showing fashionable and beautiful temperament.3. Use DSP sound field processing to support sound changes to meet your entertainment needs. Using a newly upgraded microphone pickup, the sound is loud without distortion.4. Built-in diaphragm magnetic dual speakers provide high-definition sound quality and stereo surround, ensuring a more enjoyable music experience for you.5. Suitable for singing at home, KTV, and outdoors. It supports dual microphone interconnection and can be connected to the same mobile phone to sing the same song and realize a duet.Specifications:1. Bluetooth version: V5.02. Bluetooth distance: 10M3. Battery capacity: 4000mAh4. Battery life: 6 hours5. Frequency response range: 60Hz-15KHz6. Speaker power: 4 ohm 10W x 27. Signal-to-noise ratio: greater than or equal to 80dB8. Size: 22x7.5x6.5CM9. Weight: 1250GPacking list:- Bluetooth Speaker- microphone - Charging cable- manualSpecification: General Certificate CE, ROHS Package Weight One Package Weight 1.30kgs / 2.87lb One Package Size 24cm * 14cm * 12cm / 9.45inch * 5.51inch * 4.72inch Qty per Carton 10 Carton Weight 14.00kgs / 30.86lb Carton Size 50cm * 30cm * 30cm / 19.69inch * 11.81inch * 11.81inch Loading Container 20GP: 592 cartons * 10 pcs = 5920 pcs40HQ: 1375 cartons * 10 pcs = 13750 pcs