This 1-wire surveillance kit with inline Push-to-Talk (PTT) and 2.5mm audio accessory port is a bone conduction earpiece that allows the user to hear (Rx) and transmit (Tx) through a single earpiece without the need to speak directly into a microphone. A great solution for noisy environments such as concerts, sporting events, nightclubs and festivals.

Features:
• Includes 2 Push-to-Talk (PTT) options: a remote finger PTT (FPTT-1) and an inline cable switch.
• Bone conduction earpiece for right or left ear use
• Coiled cable for greater flexibility
• 2.5mm Jack
• Three year manufacturer's warranty

Fits: 2102/3102(Pro Power), 2130/3130(Pro Talk XLS), 2160/3160, NexEdge NX220, NX-1202, NX-1302, NX-3220, NX-3320, NX1200, NX1300, NX240, NX320, NX340, NX420, TH-072A, TH-22AT, TH-235A, TH-28A, TH-42AT, TH-48A, TH-77A, TH-78A, TH-D7A(G), TH-F6, TH-F6A, TH-G71A, TH-K2AT, TK-170, TK-208/308, TK-2100/3100(Pro Talk), TK-2170/3170, TK-220/320, TK-2200, TK-2202/2302/4202, TK-2212/3212/4212, TK-2300, TK-2317, TK-2360, TK-240/340, TK-2400, TK-240D/340D, TK-248/348, TK-250/350, TK-260/360, TK-260G/360G, TK-270/370, TK-270G/370G, TK-3101(Free Talk XL), TK-3131(Free Talk XLS), TK-3173, TK-3200/3201/3202, TK-3212, TK-3230, TK-3230DX, TK-3317, TK-3350, TK-3360, TK-3400, TK-353, TK-372G, TK-373, TK-430, TK-431, TK2312/3312, TK2400/3400, TK2402VK/3402UK, TK3230XLS, TK3300, TK3302, TK-D240, TK-D340