Specifications include, but are not limited to: 10 EACH NAICS: 334220 TONE REMOTE THAT PROVIDES CONTROL OF A REMOTELY LOCATED BASE STATION OR REPEATER OVER A VOICE GRADE WIRE PAIR. - TWO FREQUENCY SELECTION. - FOUR WIRE SIMPLEX. - TELEPHONE STYLE TONE REMOTE WITH HANDSET. - DIMENSIONS: 9" X 4" X 7" INCHES. - FEATURES ON AND OFF-HOOK MONITOR, FRONT PANEL PTT, PARALLEL TRANSMIT INDICATION. - POWER REQUIREMENT: 120VAC, 60HZ FOR WALL PACK OPERATION. - AUDIO OUTPUT TO SPEAKER: 2 WATTS AT 3% THD INTO 8 OHMS. VOLUME CONTROL ADJUSTABLE. - FREQUENCY RESPONSE: +/- 3DB FROM 300 TO 3000HZ, EXCEPT AT NOTCH FREQ. 1000 HZ REFERENCE. - CONNECTIONS: 4 PIN MODULAR FOR HANDSET. RJ11 FOR DESK MICROPHONE AND PHONE PAIR. CONSISTENT NOTATION. "CPI COMMUNICATION" P/N TR10-2F-4W.