Reference: DWM14042301
Spring antenna is specialized for wireless data transmission. This antenna with good performance of V.S.W.R, small size design, easily installation, stable performance and good anti-shock and anti-aged compatible for Hoperf Modules.
Reference: DWM14032902
SMA rf antenna connector is pallets copper gold andexternal thread needle sma pallets plate rf connector.
Reference: DWM14032102
Whip antenna for sub-1 GHz, 433MHz,868MHz and 915MHz with SMA male connectors.it's used with wireless module recommanded by Hoperf .
Reference: DWM14042401
SMA RG178 extension female cable for GPS, GSM antenna,RF module, SMA cable,IPEX to SMA jumper cable.
Reference: DWM18032302
USD3.0/pcs MOQ100pcs LoRa Antenna designed for Lora application which required for outdoor waterproof highgain and work at ISM free band like 433MHz /868MHz /915MHz SMA Male Whip antenna.
Reference: DWM16121503
DWM-TLB-3.0QB SUB-1GHz / 2.4GHz Whip antenna with a Collapsible SMA male connectors.Which are available for 433MHz,868MHz.915MHz and 2.4GHz..
Reference: DWM17111002
LoRa Antenna-433MHz High Gain internal aerial piamater FPC Antenna with IPEX connctor.
Reference: DWM15101001
Brand: Semtech
RFM50 module series’ design is based on the high performance RF50 SoC chip, It include a CIP-51 core‘ MCU and 100mW transceiver. It operate at 433/470/868/915 MHz ISM band, comply with FCC, ETSI regulation.
DWM-SA818 V band,134 -- 174MHz, U band, 400 -- 480MHz,3.5-5Km communication distance high-integrated Embedded walkie talkie module.
Useful Link: SA818 Programming Manual.
Datasheet: SA818.
Specifications:
Features:
* Frequency range:
SA818-U: 400 ~ 480 MHz (UHF)
SA818-V : 134~174MHZ (VHF)
* Tx and Rx frequency, Tx andRxCTCSS, CDCSS can be set alone.
* Band width 12.5/25KHz
* Output power up to 1 w
* Transmission distance up to 3.5 to 5 kminOpen area
* sensitivity: - 124 DBM
* small size
* Built-in EEPROM, data kept unchanged even powered off
* 38 CTCSS
* 166 CDCSS
* 8 level squelch
* 8 adjustable volume
* high/ low power is optional (500 mw)-1w
* wide range of working voltage 3.3 to 5.5 V
* 1 ppm KDS TCXO crystal,
Application:
* small walkie talkie
* Invisible intercom system
* Sport products
* building community security system
* audio surveillance system
Reference: DWM14032102
Whip antenna for sub-1 GHz, 433MHz,868MHz and 915MHz with SMA male connectors.it's used with wireless module recommanded by Hoperf .
Reference: DWM14032902
SMA rf antenna connector is pallets copper gold andexternal thread needle sma pallets plate rf connector.
Reference: DWM14071902
DWM-SA828 V band,134 -- 174MHz, U band, 400 -- 480MHz,3.5-5Km communication distance high-integrated Embedded walkie talkie module for Pocket /handheld device tytera radios or trunking radio module.
Reference: DWM15121801
2sets Sa828 All-in-oneV band,134 -- 174MHz, U band, 400 -- 480MHz,3.5-5Km communication distance Walkie Talkie Voice Module for Pocket /handheld devices tytera radios /trunking radio module. .
Reference: DWM18012602
FRS-DEMO-B UHF/ VHF Walkie Talkie transceiver and Data transfer demo board which can be used for these module evaluation SR-FRS-1WU,SR-FRS-1WV,SR-FRS-2WU.
Reference: DWM23051501
TMK01-M/02-M/04-M is a multi-party call intercom module. it LoRa technology, has high receiving sensitivity, is energy-saving and environmentally friendly, and can be specially used for secondary system integration and secondary development to support all intercom functions.
Reference: DWM22100201
Microhard P900 - Miniature Mesh 1W 900 MHz Wireless Modem use for Utility Meters, Remote Telemetry, Electric, Oil, and Gas Sensors/Detection.
Reference: DWM22083001
SI4732-Radio-ESP32-2.8 inch TFT Touchscreen-Arduino Si4732 chip all Band Radio DSP Receiver FM LW SSB 2.8 inch Big Touch Screen PAM8406 HiFi Headphone Amp.
Reference: DWM23082801
SR120U-UHF is a enhance version of the SR-FRS-2WU is wireless voice and data transmission walkie talkie module which built-in with a high performance radio frequency transceiver chip, microcontroller and radio frequency power amplifier.
Reference: DWM22101301
D5W 76-108MHz 500mW FM radio Transmitter-2000m long distance FM transmitter with digital display.
Reference: DWM23051301
SA868 is a cost-effective integrated professional walkie-talkie module which include UHF band 400~480 MHz, 320-400MHz and VHF band 134~174 MHz 3 frequency bands versions built-in high-speed microcontroller, high-performance RF transceiver chip and RF power amplifier.
Reference: DWM22091203
SR-FRS-0W5 (VHF:136M-174MHZ) is a low cost but high-performance integrated walkie talkie module. With built-in high performance micro controller, narrow band rf transceiver and standard Uart interface, it can be easily used and succeed in all the walkie talkie function with good quality voice and long-distance transmission.
Reference: DWM23071001
SR-DEMO-A demo board is a full-function Walkie Talkie Transceiver system that can be used for News version Enhance modules SR105V, SR105U, SR110V, SR110U, SR120U, SR120V, SR150U, and SR350P.
Reference: DWM23082802
SR120UV-VHF is a enhance version of the SR-FRS-2WV is wireless voice and data transmission walkie talkie module which built-in with a high performance radio frequency transceiver chip, microcontroller and radio frequency power amplifier.
Reference: DWM22091204
SR-FRS-0W5U (UHF:400M-480MHZ) is a low cost but high-performance integrated walkie talkie module. With built-in high performance micro controller, narrow band rf transceiver and standard Uart interface, it can be easily used and succeed in all the walkie talkie function with good quality voice and long-distance transmission.
Reference: DWM18012502
SR-FRS-1WU 400MHz-480MHz 1W UHF Analog walkie talkie module easy to use can be embed into various handheld devices, to improve the comprehensive performance of end products.
Reference: DWM18012601
FRS-DEMO-A demo board is a full function Walkie Talkie Transceiver system which can be used for these module evaluation SR-FRS-1WU,SR-FRS-1WV,SR-FRS-2WU.
Reference: DWM22100202
High power 1W, long-distance transmission, frequency range 902-928mhz, Microhard P900 core module manufacturer's nominal distance is 60 kilometers.
Reference: DWM23052401
SR-T500S module is specially used for children's walkie-talkies and other low-cost walkie-talkie applications with High reception sensitivity, easily achieve 400m-500m walkie-talkie distance features.
Reference: DWM18012501
SR-FRS-1WV 136MHz-174MHz 1W VHF Analog walkie talkie module easy to use can be embed into various handheld devices, to improve the comprehensive performance of end products.
DWM-SA818 V band,134 -- 174MHz, U band, 400 -- 480MHz,3.5-5Km communication distance high-integrated Embedded walkie talkie module.
