Product Name: TF and Hands-Free Calls Portable Mini Bluetooth Speaker Model NO.: FH-33 Compatible Product: Universal Display Type: Without Display SNR: <70dB Chargeable: Chargeable Special Function: USB Disk Support Sound Channel: 7.1 Usage: Portable Player, Computer Speaker Material: Plastic Amplification Type: Passive Type: Bluetooth Speaker Transport Package: Neutral Origin: China Product Description Material : ABS Bluetooth V3.0+ EDR, Class 2 transmission power Also support TF card, FM radio Bluetooth Profile : HFP, HSP, A2DP, AVRCP Function : BT on / off, mode exchaged, play, pause, volume control, previous song, next song, answer / end callsBattery : built in rechargeable 3.7 v / 400 mAh lithium battery Built-in MIC, Micro USB charging port , TF card port Operating Range : 10 mFrequency : 2402MHz~2480MHz ISM BandSpeaker : 40mm / 3W / 4 ohm S/N Ratio : ≥85db Charge Voltage : DC 5V Charging Time : 2-3 hours Working Time : 4-5 hours Accessory : Userguide, Micro USB cable Compatible : phone, iphone, All bluetooth enabled devices
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