What's in the box: •1 X Y100 Bluetooth Speaker •1 X User Manuel •1 X USB Charging Cable •1 X 3.5mm Audio cable Colours: Black, Iron Grey Specification: Bluetooth Version: V2.1 + EDR Bluetooth Protocol: A2DP/AVRCP//HFP/HSP Audio Input: Bluetooth 、AUX Speaker Specifications: 2in 4Ω 5W Power Output: 3.5W X2 Operating Voltage: 3.7V SNR:>75dB Distortion: <0.5% Speaker Frequency Response: 130Hz-18KHz Bluetooth Frequency Response: 2.4GHz-2.480GHz Battery capacity: 1500mAh Music playing time: 5 to 10 hours. Charging time: 3-4 hours. Bluetooth Transmission Distance: 10M Built-in Microphone Terms and condition: Product is brand new! It is already at its lowest price! No negotiation thank you! Once sold no refund no exchange! You can check the item before purchase! Meet up: Lavender mrt/Farrer park mrt/ Blk 29 Kelantan road. Mailing provided with addtional charges!