5 PCS Optocoupler Isolation Board, Icstation DC 12V Optocoupler Isolation Module EL817 1 Channel Opto PNP NPN Signal Converter, Isolator High-Level Trigger 80KHz sold2026 Please note that some Panasonic fromNN B00OHU9AHS and a 2MT basic Color:7" x 10" Aluminum (Pack of 4)

5 PCS Optocoupler Isolation Board, Icstation DC 12V Optocoupler Isolation Module EL817 1 Channel Opto PNP NPN Signal Converter, Isolator High Level Trigger 80KHz sold2026 Please note that some Panasonic fromNN B00OHU9AHS and a 2MT basic Color:7" x 10" Aluminum (Pack of 4) Please note that some Panasonic phones need to program the headset button to make the headset works Read more Notice:Please check compatible list before you choose Compatible Models: Especially suitable for Retevis RT68 two way radio Retevis: H 777 RT21 RT19 RT18 RT27V RT21V RB38V RT7 RT22S RT15 RB17V RB27V RT5R RT5RV RT5 RT85 RT76 RB26 RB17A RB27 RT80 RT84 RT 53 RT10 RT43 RT72 RT26 RT1 RT51 RT86 RB25 RT81 RT50 RT56 RA16 RB37 RT22 RT68 R B35 RT67 RT17 RB17 RT66 RB27B RB28 RT27 RT28 RT69 RT46 RB18 RT3S Kenwood: KP G27D KPG29D KPG48D KPG49 KPG55D KPG56D KPG62D KPG66D KPG69D KPG70D KPG74D KPG7 5D KPG77D KPG82D KPG87D TH D7 TH D7A TH D7AG TH D7E TH F6 TH F6A TH F7 TH F7E TH G71 TH G71A TH G71E TH K2 TH K2A TH K2E TH K2ET TH 21 TH 21AT TH 21BT TH 22 Th 22A TH 22At TH 22E TH 25 TH 26 TH 42A TH 42AT TH 42E TH 45 TH 46 TH 47 TH 48 TH 55 TH 75 TH 77 TH G71 TH 205 TH 215 TH 225 TH 235 TH 235A TH 235E TH 315 TH 415 TK 208 308 TK 220 320