Durable walkie-talkies
Retevis RT21 updated the radio cell and shell could easily cope with various environment.
Clear Audio Quality
- audio output power of at least 1W and 100db volume
- Experience unmatched clarity that ensures every word is heard distinctly, even in the bustling school gymnasiums or lively classroom events.
Protect Your Communication
- With 50 CTCSS and 210 DCS codes, easily reduce unwanted interference and keep conversations clear;
- CTCSS/DCS tones can also be disabled for wider compatibility with other radios
- Long press the side key while turning the power/volume knob on Channel 1
Rechargeable Walkie Talkie with 2 Charging Options
- Supports both charging dock and USB-C charging for added convenience; USB-C cable not included.
- Save over 30 minutes per charge with RT21 Gen-Next's Type-C fast charging. Suitable for pre-event prep like fitness tests.
Long-Range Two-Way Radios for K-12 Schools
Whether you're a teacher coordinating with colleagues on different floors or a security guard patrolling the grounds, you can rely on clear and consistent communication.
Emergency Alarm
Emergency alert button instantly broadcasts a distress signal, alerting campus security teams.(Side keys require pre-configuration before use.)
H/Low Temp Protection
Robust design handles extreme temperatures (-20? to +50?), suitable for diverse climates.
Channel Lock
Prevent accidental channel changes to ensure you don't miss critical dispatches. (Side keys require pre-configuration before use.)
Compatibility
Compatible with Retevis models such as H777/H777S/RT15/RT17/RT18/RT19/RT22/RT27/RT28/RT68.
Durable walkie-talkies
Retevis RT21 updated the radio cell and shell could easily cope with various environment.
Clear Audio Quality
- audio output power of at least 1W and 100db volume
- Experience unmatched clarity that ensures every word is heard distinctly, even in the bustling school gymnasiums or lively classroom events.
Protect Your Communication
- With 50 CTCSS and 210 DCS codes, easily reduce unwanted interference and keep conversations clear;
- CTCSS/DCS tones can also be disabled for wider compatibility with other radios
- Long press the side key while turning the power/volume knob on Channel 1
Rechargeable Walkie Talkie with 2 Charging Options
- Supports both charging dock and USB-C charging for added convenience; USB-C cable not included.
- Save over 30 minutes per charge with RT21 Gen-Next's Type-C fast charging. Suitable for pre-event prep like fitness tests.
Long-Range Two-Way Radios for K-12 Schools
Whether you're a teacher coordinating with colleagues on different floors or a security guard patrolling the grounds, you can rely on clear and consistent communication.
Emergency Alarm
Emergency alert button instantly broadcasts a distress signal, alerting campus security teams.(Side keys require pre-configuration before use.)
H/Low Temp Protection
Robust design handles extreme temperatures (-20? to +50?), suitable for diverse climates.
Channel Lock
Prevent accidental channel changes to ensure you don't miss critical dispatches. (Side keys require pre-configuration before use.)
Compatibility
Compatible with Retevis models such as H777/H777S/RT15/RT17/RT18/RT19/RT22/RT27/RT28/RT68.
Education Exclusive Perks
For Preschool & Daycare
For Preschool & Daycare
For K-12 Schools
For Operations Team
For Colleges & Universities
Accessories for Every Call
Unlimited Range PoC Radio
Game Buzzers for Classroom
Silent Disco for Parties
