Support multiple operating frequencies ISO18000-6C dual protocol Full-band UHF tag reading and writing Output power 0~33dBm adjustable, with built-in read and write functions Full-band UHF tag reading and writing Adopting an integrated structure, with built-in reading and writing functions, the output power is adjustable from 0 to 33dBm, the reading distance is about 0 to 2m, and the built-in 4dBi ceramic antenna Product model:FD-601 Output power:0~33dBm adjustable Working frequency:865~868MHz 902~928MHz Support agreement:ISO18000-6C working method:Wide spectrum frequency hopping (FHSS) or fixed frequency working mode:Active mode, passive mode Working voltage:DC 9~24V working temperature:-20℃~80℃ Storage temperature:-40℃~80℃ signal indication:Indicator light, buzzer Product power consumption:less than equal 4W Antenna gain:4dbi recognition distance:0-2 meters adjustable (The product printed words depending on the batch, but this does not affect use) Specification:RS485 Color:As Shown Material:ABS Package Contents: 1 * UHF RFID Reader Writer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.