SD-38H Telephone Handset Receiver Speaker 38x21mm

From the shop's description

SD-38H Telephone Handset Receiver Speaker 38x21mm The SD-38H Telephone Handset Receiver Speaker 38mmX21mm is specifically designed for clear and accurate voice transmission in telephone handsets and communication devices. Built with a 150-ohm impedance and optimized for the voice frequency range, it ensures consistent audio performance with minimal distortion. Its compact and durable structure fits easily into standard handset enclosures, making it suitable for landline phones, intercoms, and similar systems. With high sensitivity and robust construction, the SD-38H delivers reliable, long-lasting operation in both residential and commercial communication setups. Features: Compact Size 38mm diameter and 21mm height for easy integration into standard handset designs. Optimized for Voice Tailored frequency response for clear and natural voice reproduction. High Sensitivity Produces clear sound output even at low power levels. 150Ω Impedance Compatible with most telephone and communication systems. Low Distortion Ensures clean and intelligible audio with minimal noise. Durable Construction Built for long-lasting performance in frequent-use environments. Versatile Use Suitable for landline phones, intercoms, VoIP devices, and public communication terminals. Specifications: Parameter Specification Model SD-38H Type Receiver Telephone Handset Speaker Dimensions Diameter: 38 mm × Height: 21 mm Impedance 150 Ω ±15% at 1 kHz DC Resistance 135 Ω ±10% Frequency Response 300 Hz – 3,400 Hz (optimized for voice) Sound Pressure Level (SPL) 97–105 dB @ 10 cm with 1 mV input Rated Input Power 0.1 W Operating Voltage 10 mV Operating Temperature Range –25°C to +65°C Radiation Mode Indirect Radiation Type Style Roundness Transducer Principle Ferrite Magnet Transmission Mode Air-conduction Construction Enclosed plastic housing for durability and clear acoustics Applications: Landline Telephones. Intercom Systems. VoIP Phones. Call Center Headsets. Public Communication Terminals. Two-Way Communication Devices. Repair & Replacement. Package Contents: 1x SD-38H Telephone Handset Receiver Speaker 38x21mm