Specification: Model: EWA A150 Bluetooth: Bluetooth V4.0 Protocols: HSP, HFP, A2DP, AVRCP, OPP Operation range: 10m Frequency response: 100Hz-18KHz Frequency: 2.4-2.48GHz Power: 5W RMS SNR: ?85dB Battery capacity: 600mAh Charging time: 2 hours Music time: 5 hours (high volume) Talk time: 8 hours TF card storage: up to 32GB Size: 66.5mm x 63mm Weight: 480g Compatible with: iPhone iPad Samsung Sony Huawei etc smartphones and tablets Other Bluetooth devices or 3.5mm audio devices PACKING - GIFT BOX PACKEGE