SP721 Desktop Controller The SP721 Desktop Controller provides Remote voice and data access to CS7000 Control Stations Easy-to-use controls based on the CH721 Control Unit Industry standard Controller Area Network (CAN) interface The SP721 Desktop Controller is part of the Harris suite of mobile radio products delivering high-capacity, end-to-end, digital communication. The SP721 provides remote access for voice, data, and control of CS7000 Control Stations. Easy-to-Use Controls The SP721 Desktop Controller design is based on the CH721 Control Unit, so it provides the same interface for ease of use. It has independent volume and display controls, three software configurable preset buttons, a recessed emergency button, and a 3x4 Dual-tone Multifrequency (DTMF) keypad. The SP721 supports voice access to the radio via PTT microphone. The SP721 contains an integral 3-Watt speaker and provides the interface to connect to an external 15-Watt speaker. The SP721 also includes an interface for a footswitch PTT in order to support microphones/ headsets that do not contain integral PTT switches and to support operators who prefer to use footswitches. Industry Standard Interface The SP721 includes the industry standard Controller Area Network (CAN) 2.0B interface for connecting to radio products. The CAN interface allows flexible mounting of control stations. Support is provided for up to five SP721 Desktop Controllers or other CAN peripherals. Reliable Performance Durable construction enables the SP721 Desktop Controller to function in demanding environments. The unit meets MILSTD-810G specifications for humidity, altitude, temperature, vibration, and shock. High-Visibility Display The SP721 functions on a standard 15-character vacuum fluorescent display suitable for high visibility. Backlighting helps maintain visibility in low-light environments. Technical specifications are subject to change without notice. Product sales are subject to applicable U.S. export control laws. General Specifications Dimensions (H x W x D): 3.87 x 12.75 x 8.12 in. (9.82 x 32.38 x 20.62 cm) Weight: 10.35 lb (4.7 kg) Operating Temperature Range: +32 to +122°F (0 to +50°C) Input Voltage: 100-260 VAC (47-63 Hz) Maximum Current: 0.75A (AC) CAN Interface: 2.0B 500 kbps Supports 5 CAN peripherals Display: 15-character vacuum fluorescent (alphanumeric) Construction: Molded plastic/sheet metal Audio Input/Output Maximum Audio Input Level (Vpp): Frequency Response: Sampling Rate (kHz): Maximum Audio Distortion (%): Internal Speaker (W): External Speaker Output Power: Rear Panel Connections Connector DB-9 DB-25 CAN (2 connectors) EXT PTT EXT SPKR 2.5 300 Hz-3.0 kHz 8.0 5 3 15W 4 Same functionality as CH721 Same functionality as CH721 Same functionality as CH721 3.5 mm mono jack (CH721 and radio to be programmed for external PTT on Input 1) 1/4 inch mono audio jack (breaks audio to internal 3W speaker for external 15W speaker) Environmental Specifications Standard Parameter Low Pressure MIL-STD-810G High Temperature Low Temperature Temperature Shock Humidity Basic Transportation Vibration Functional/Basic Shock ESD Methods & Procedures 500.5, Proc. I, II 501.5, Proc. I, II 502.5, Proc. I, II 503.5, Proc. I-B 507.5, Proc. II 514.6, Proc. I, Category 4 516.6, Proc. I EN 61000-4-2 Public Safety and Professional Communications | www.pspc.harris.com 221 Jefferson Ridge Parkway | Lynchburg, VA USA 24501 | 1-800-368-3277 (+1-434-455-6403) Harris and assuredcommunications are registered trademarks of Harris Corporation. Copyright 2011 Harris Corporation. All rights reserved. Printed in U.S.A. 05/11 ECR-7779A