TK-3307 Portable Business Handheld Walking Talking Features:1.Frequency :400-480MHz2.Channel:16 channel3.Outpower :4W 4.Built-in VOX function 5.Voice prompt(5 languages)6.Built-in Voice Scrambler7.FleetSync plus DTMF,QT and DQT signalling8.MDC-1200 signalling compatible,including Stun/Revive and Radio9.Time-OutTimer(TOT) 10.Busy Channel Lockout(BCLO) 11.Dimension: 54 x 122 x 33.8 mm (with the KNB-29N batteries)12.Weight: about 360 g13. Programmable function keys14. Independent settings per channel (VOX, compander, scrambler)15. Built-in voice-inversion scrambler16. Enhanced audio quality17. Compact design18. Lone worker TK-3307 Portable Business Handheld Walking Talking Technology specification: Note:1. Please contact us at first time for bulk order. More discountwaits for you.2. Please inform us beforehand if you want to reduce the invoice value shows to your customs.About Us:1.We are two way radio manufacturer,also radios and accessories larger wholesaler at the south of China;2.Professional in this field for 13 years; Good reputation as an gold supplier at Alibaba for 6 years;3.OEM service offered, we can design the packing box and LOGO mark as your request. TK-3307 Portable Business Handheld Walking Talking