SD306 Bluetooth com microfone A922 Conjunto de alto-falantes portáteis para karaokê KTV sem fio para uso externo e doméstico

Warm reminder: 1. The Bluetooth speakers recommended by our store are all privately developed products with patents. We welcome knowledgeable individuals to come and check them out. 2. All products in our store are in English by default. If you need a Chinese version, please contact customer service. 3. Invoicing instructions: All unit prices in our store are ex-shipment, excluding tax and shipping. Product Details I am available for visits More than 30 private models, all patented Can be packaged, can be OEM and ODM Many new models are not yet listed, but they can be sold on consignment basis. Feel free to message us privately Product functions: Bluetooth, TF card, USB, AUX, karaoke, LED light, voice changer, original sound cancellation Speaker specifications: 3inch *2 units, 4 10 watts Signal-to-noise ratio: 85db Product material: ABS plastic Playback time: 3~4 hours (varies depending on volume and music) Bluetooth specification: Bluetooth 5.3 Transmission distance: 10m Speaker battery: 2400mAh/ with dual protection board Microphone battery: 400mAh*2 pieces Frequency response range: 100Hz~20kHz Product size: 26cm L x 11cm W x 13.8cm H Product net weight: 1.5kg Color: Grey / Silver / Gold Introduction Address: 8th Floor, Building 1, Area B, Kegu Technology Park, No. 26 Jian'an Road, Chang'an, Dongguan, Guangdong Welcome to visit our factory