:Charging Off:Full charge On:pause Blinking Slowly:Full charge - Card Reading N/A On:pause Blinking Slowly:Playing - Bluetooth playing N/A Blinking Quickly:Waiting for the match Blinking Slowly:Paired - AUX-IN N/A On - Battery 650mA - RMS 8W - Frequency 100-18KHZ - SNR S/N≥85DB - Size φ77.72*H66mm - Playing time 5 Hours - Charge Time 2 Hours - Bluetooth Frequency 2.4GHZ-2.48GHZ - Bluetooth Protocols HS/HF,A2DP,AVRCP,OPP - Bluetooth wireless connection Without any cable,effective distance up to 30m,let you enjoy your music freely. BerkeleyDB Unique voice prompt,you can control your Speaker more convenient and enjoy the experience. Answer the phone When phone coming during enjoying your music,you can press the key to answer the phone. Strong life with 700mAh built-in li-on battery,the play time up to 4 hours. Memory card player memory(TF) card supported. Brand No Brand SKU 100662285_NP-1021094407 Model A2 Pro