TC-R3232 4HA is a Lite series 32-channel network video recorder (NVR) designed for IP video surveillance systems. The device supports 4K resolution video output, features two-way audio connectivity, and includes built-in artificial intelligence (AI) functionality directly within the recorder. It also features S+265 video compression technology, which reduces the storage space occupied by recordings on the hard drive by up to 75%. Features: - Supports the connection of up to 32-channel IP cameras - Provides video decoding at 16MP (30fps) × 1 or 1080P (30fps) × 10 resolution - Equipped with synchronous HDMI and VGA video outputs - Features 2 SATA interfaces, supporting up to 10 TB capacity for each HDD

Tiandy TC-R3232 2HC is a Lite series 32-channel network video recorder (NVR) designed for IP video surveillance systems. The device supports 4K resolution video output, features two-way audio connectivity, and includes built-in smart analytics (AI) search and reporting functionality. It also features S+265 video compression technology, which reduces the storage space occupied by recordings by up to 75% Features: - Supports the connection of up to 32-channel IP cameras - Provides video display and recording up to 16MP resolution - Equipped with 2 SATA interfaces, supporting up to 10 TB capacity for each HDD - Features synchronous HDMI and VGA video outputs

TC-R3108 (Spec:I/B/P8/C/Eu/L/S/V2.0) is an AK series 8-channel network video recorder (NVR) with a built-in PoE switch. The device supports 1080P resolution HDMI video output. It uses S+265 video compression technology, which reduces the storage space occupied by recordings on the hard drive by up to 75%. The NVR supports smart analytics on the camera side, including human and vehicle classification. Features: - Built-in 8 PoE (10/100 Mbps) ports for direct camera power supply - Provides video decoding at a maximum of 6MP (30fps) × 1 or 1080P (30fps) × 4 resolution - Features 1 SATA interface, supporting up to 8 TB capacity for the hard drive - Equipped with synchronous HDMI and VGA video outputs