Motorola Mototrbo XiR P3688 Portable Radio

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Frequency Range: VHF: 136-174 MHz
UHF: 403-470 MHz

Zone Capacity: NA

Channel Capacity: 16

Channel Spacing: 12.5kHz / 20kHz / 25kHz

Operating Voltage: 7.5V

Frequency Stability: ±0.5 ppm

Antenna Impedance: 50Ω

Dimensions(H×W×D)mm: (1400mAh) 127.7 x 61.5 x 42.0 mm
(1600mAh) 127.7 x 61.5 x 39.0 mm
(2200mAh) 127.7 x 61.5 x 44.0 mm

Weight (With antenna and battery): (1400mAh ) 406g
(1600mAh) 341g
(2200mAh) 346g

Battery Capacity: NiMH (1400mAh)
Li-lon Slim (1600mAh)
High Cap Li-ion (2200mAh)

Battery Life (5/5/90 Duty Cycle, High TX power): (1400mAh) Digital 11.5 hours
(1400mAh) Analog 9 hours
(1600mAh) Digital 13.5 hours
(1600mAh) Analog 10.5 hours
(2200mAh) Digital 18.5 hours
(2200mAh) Analog 14.5 hours

Dust & Water Intrusion: IP54


Motorola Mototrbo XiR P3688 Portable Radio

Simple Voice Communications

Simple and affordable, the XiR P3688 portable two-way analog/digital radio connects your workforce efficiently—and has the flexibility to grow with your business. By combining the best of two-way radio functionality with the latest analog and digital technology, the XiR P3688 is perfect for the everyday user who wants to stay connected. Fully compatible with the MOTOTRBO family of radios, the XiR P3688 has superior audio quality, outstanding coverage, long-lasting battery life and more.

Whatever your needs, the XiR P3688 provides a simple, reliable, cost-effective communication solution to help work crews connect, coordinate and collaborate to get the job done right. Improve the efficiency of your operation with easy-to-use voice communication that’s right for you.


More Features

Get all the benefits of digital, including better voice quality, better range and better battery life – but retain compatibility with your existing radio fleet.
With analog and digital capability, you have the freedom to migrate to the latest technology at your own pace.

Transmit Interrupt Capability (decode only) 
Enables a supervisor to interrupt a XiR P3688 user to deliver critical communication exactly when and where it’s needed.

Compatible with Radio Management Suite 
Program your radios quickly and efficiently, with the Radio Management tool.
Radios can be programmed in batches to a standardized template, giving error-free results and optimized performance.

Dual Capacity Direct Mode
Utilize the power of the 2-slot TDMA DMR standard to double the capacity of your 12.5 kHz channel – without the need for a repeater.

IP54 Rated
Dustproof and splashproof, so you can work with confidence in challenging environments.


Performance Characteristics

Frequency range                                                                                           Battery life (based on a 05 05 90 duty cycle)

VHF (136-174 MHz); UHF (403-470 MHz)                                                       18.5 hours in digital mode, 14.5 hours in analog mode
350-400 Mhz

Standard battery chemistry type                                                                 Frequency band

Lithium Ion (2200mAH)                                                                                                               VHF, UHF, 350 MHz

Power output

1W/4W - UHF/350MHz
1W/5W - VHF

Physical Characteristics

Emergency button                                                                                        Keypad

None                                                                                                                                                   None

Display                                                                                                           Weight (with standard battery)

No Display                                                                                                                                         12.2 oz

Dimensions H x W x D (with standard battery)                                                            

5.0x2.4x1.8 in (127.7x61.5x44.0mm)

Radio Features

Channel spacing (kHz)

12.5, 25

User Environment

Operating temperature                                                                               Mil spec

-30C / +60C                                                                                                                                    810 C, 810 D, 810 E, 810 F, 810 G

IP Standards


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