Bluetooth Sound Color Soft Clear Have Dynamic the Level Clear Factory Dir

Our factory professional production card instert speaker Bluetooth speaker quality excellent. Price National Minimum welcome national around of manufacturers to join cooperation. Can according to customer requirements custom specific matters please and customer service contact thank pro-of. Welcome wholesale customers to come to negotiate Specifications Packaging content: Bluetooth speaker USB charging cable audio cable box Product characteristics: Built-in bluetooth wireless transmission call hands-free function Stereo Sound frequency transmission protocol (A2DP V1.2) Support play u disk in storage of MP3 songs Support TF CARD Support FM Support can be cycle Charging Technology parameters: Output Power: 5 W * 2 Horn: 4 Ω 5 W Input sensitivity: 400mv Separation: ≥ 90db Signal-to-Noise Ratio: ≥ 75db Work voltage: DC 5 V Battery: 1200 mA