Multilanguage Voice Translator Machine. Specifications: Model Number: ML Bluetooth: BT V4.2 Copatible with Bt 4.1, V4.2 BLE, V3.0, V2.0 Battery: 500mA-h Chargong: About 3 Hours Speakers: 8ohm1W Operating Rangr: Within 10 Meters Weight: 50g Battery Life: Work 6 Hours. Standby 12 Hours Interface MIC: At the Top of Equipment Charging Mouth: Micro USB 2.0 SPK: On the Back of the Top Key Design (1)  Power Key: On/off (2) Function Keys: Blue, Hold Say Blue Language Translation Becomes Red Function Keys: Red :Hold and Speak the Red Language Translate into Blue Language V+ : Volume Increase V- : Volume Reduction . We are an international based seller that will ship your order from abroad, please at least a minimum 14 working days for delivery right now due to the ongoing delays in shipments globally.