Function details: Multi-play Function Wireless audio streaming (appay to all bluetooth-enabled devices) 3.5mm AUX Line-in port - audio streaming with non-bluetooth devices such as MP3, MP4,MP5, CD Players Telephone Answering Function (hands free) The interner microphone supports answer,reject, end a call directly from speakers Built-in 400mAh rechargeable Li-ion battery.Play time last 6-10 Hours, pefect for outdoor activities e.g. outing, sports, cookouts, etc. Compatible devices: 1. All Laptop Computer PC 2. Apple Devices:  iPhone,iPad ,iPods. 3. Samsung:  Galaxy series|Mega 6.3"|Mega 5.8"|. 4. HTC,Nokia,Motorola. 5. Sony Xperia Series 6. Blackberry:  Z10, Torch 9860, Torch 9810 Specification: Product model number: S-609 Bluetooth version: Bluetooth 3.0+EDR compliant Support bluetooth protocol: HFP, HSP, A2DP, profile Effective wireless distance: 10 m Best calling distance: 1m Frequency range: 2.4G-2.480GHz Transmitted power:4dB Receive sensitivity(TYP): -90dBm Output power: 3W Db: 75dB USB charging voltage: DC 5V Product weight: 145g Package includes: 1 x Bluetooth speaker 1 x 3.5mm audio cable 1 x Micro USB cable 1 x User manual If any problem, please contact us at ease and we'll supply our best service for you.