Portable Bluetooth Speaker Mini Wireless Audio Subwoofer Support Tf Card Reading The product is shipped based on the color or size of the main image of the product page. Features: Perfect portability and handiness; Wireless bluetooth connection,compatible with all bluetooth-enabled intelligent devices,bringing enjoyable music life; Bluetooth wireless working range up to 10m; Full range loudspeaker+passive bass radiator,treble clear and sonorous,bass vigorous and marvelous; Hands-free phone call answering function; Designed for outdoor utility with adaptation to harsh environment Description: Bluetooth version: 3.0+EDR Extended TF Card: support, up to 32G Speaker unit: 1.2 inch Horn quantity: 1 Speaker impedance: 4 ohms Output power: 3W Protocol: HSP, HFP, A2DP protocol, AVRCP Transmission distance: 10 meters Frequency response: 100Hz-20kHz FM radio frequency: 87.5MHz--108.0MHz SNR: 75db Battery type: lithium polymer battery Battery capacity: 500mAh Battery voltage: 5V Battery current: 1A Working voltage: 5V Charging voltage: 5V Working current: 1A Charging time: 1-2 hours Standby time: 720 hours Broadcast time: 5-6 hours Specification: Model: cy-02 Color: cyan, blue, red, black, white Size: 75*75*75mm Package Content: 1 x bluetooth speaker 1 x USB cable 1 x MIRO wire 1 x manual Note: Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same. Please allow slight deviation due to manual measurement. Thank you