The ProTalk CB radio TK-3710 requires no licence for use on all narrowband 80 simplex CB channels*1 including 16 repeater (semi-duplex) channels.
*1 AS/NZS 4365:2011 (80-channel CB); except guard band channels 61-63.

You can depend on all-weather performance from this tough transceiver. The TK-3710 meets international ingress protection standards, including IP54, IP55, and IP67. With the IP67 immersion standards, the radio can be immersed in water for 30 minutes at a depth of 1 meter. The radio also meets or exceeds 11 MIL-STD 810 C/D/E/F/G environmental standards, including “blowing rain”.*2 *3
*2 Supplied IP67-compatible battery is required to meet/accomplish IP67-equivalent functions.
*3 All interfaces must be fully sealed with appropriate covers or by designated genuine accessories.


SKU: 1112 Category:

TK-3710_CB_LMR Portable

Frequency Range*6 450 – 520 MHz
Max. Channels per Radio 128 channels*7
Number of Zones 128 zones
Max. Channels per Zone 128 channels
Channel Spacing 25 / 12.5 kHz
Power Supply 7.5 V DC ±20 %
Battery Life
(Duty cycle: 5% TX/5% RX/90% standby)
KNB-45L/84L 11 hours
KNB-69L 14 hours
Operating Temperature (Radio only)*8 -30°C to +60°C
Frequency Stability ±0.5 ppm
(–30°C to +60°C; +25°C Ref.)
(W x H x D) /Weight
Radio Only 54 x 123 x 33.5 mm / 175 g
w/ KNB-45L/84L 54 x 123 x 33.5 mm / 295 g
w/ KNB-69L 54 x 123 x 37.5 mm / 310 g