{"id":12193,"date":"2022-10-11T09:08:51","date_gmt":"2022-10-11T09:08:51","guid":{"rendered":"https:\/\/geemarc.com\/uk\/?post_type=product&#038;p=12193"},"modified":"2025-12-15T09:34:46","modified_gmt":"2025-12-15T09:34:46","slug":"cl7500-opti-2","status":"publish","type":"product","link":"https:\/\/geemarc.com\/uk\/product\/cl7500-opti-2\/","title":{"rendered":"CL7500 OPTI"},"content":{"rendered":"<p><strong>FEATURES<\/strong><\/p>\n<ul>\n<li>Built-in Digital treble\/bass adjustment (+\/-10dB)<\/li>\n<li>Balance control left\/right<\/li>\n<li>Clear digital sound, transmission FHSS<\/li>\n<li>Selection of either stereo or mono mode<\/li>\n<li>Base plugs directly into the optical input or the analog input of your TV or of your audio device<\/li>\n<li>Comfortable, lightweight, over-the-head style headset<\/li>\n<li>Tactile identification on the headset control buttons<\/li>\n<li>Auto off when there is no signal after 4 minutes<\/li>\n<li>Multiple additional headsets can be paired to the same device<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><strong>TECHNICAL SPECIFICATIONS<\/strong><\/p>\n<ul>\n<li><strong>Digital 2.4G ISM band AFHSS transmission <\/strong><\/li>\n<li>Receiving amplification up to 125dBspl.<\/li>\n<li>Frequency response: 20 \u2013 20 000Hz<\/li>\n<li>Operation Frequency: 2.402 &#8211; 2.480GHz<\/li>\n<li>Modulation Type: GFSK<\/li>\n<li>Number of Channel: 79<\/li>\n<li>Bandwidth: 1M<\/li>\n<li>Bit Rate of Transmitter: 1Mbps<\/li>\n<li>Antenna Type: Internal Antenna<\/li>\n<li>Operating range from the transmitter:<\/li>\n<\/ul>\n<p>o Indoor: up to 22m<\/p>\n<p>o Open field: up to 100m<\/p>\n<ul>\n<li>Charging time of the battery: 6 hours<\/li>\n<li>Continuous usage time: 8 hours<\/li>\n<li>Jack and optical inputs<\/li>\n<li>Built-in rechargeable lithium battery<\/li>\n<li>Weight of the headset: 245g<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<div id=\"threesixty-slider-12151_YKlrvn\" class=\"threesixty-loading threesixty-image threesixty-dark-blue threesixty-vintage 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