A mobile user equipment, UE, comprising a Multiple Input Multiple Output, MIMO, baseband apparatus, the MIMO baseband apparatus comprising: a baseband signal interface adapted to transmit or receive baseband signals (bBS) comprising data mapped by a mapping unit of said baseband apparatus to a number, N, of MIMO layers which are coupled by a MIMO layer coupling unit of said baseband apparatus to different remote radio heads connected to said baseband apparatus, wherein said MIMO layer coupling unit of said baseband apparatus is adapted to couple for each remote radio head a subgroup of MIMO layers of said number, N, of MIMO layers output by said mapping unit, wherein each subgroup of MIMO layers selected for a remote radio head is supplied to a RRH-precoding unit of said baseband apparatus associated to a remote radio head connected to said baseband apparatus, said RRH-precoding unit being adapted to perform a linear precoding of the received MIMO layers of the respective MIMO layer subgroup, wherein each RRH-precoding unit of said baseband apparatus is adapted to multiply the MIMO layers of the MIMO layer subgroup applied to said RRH-precoding unit with a precoding matrix, wherein the precoded MIMO layers output by the RRH-precoding unit are supplied to a corresponding cyclic prefix insertion unit adapted to insert a cyclic prefix into the received precoded MIMO layers and to output the precoded MIMO layers including the inserted cyclic prefixes to a CPRI interface of the respective remote radio head wherein the user equipment device, UE, comprises at least one first radio head of said remote radio heads, and wherein at least one additional radio head is connected via a wireless link to the baseband apparatus and integrated in a device wearable by a user of said user equipment, UE, device. a baseband signal interface adapted to transmit or receive baseband signals (bBS) comprising data mapped by a mapping unit of said baseband apparatus to a number, N, of MIMO layers which are coupled by a MIMO layer coupling unit of said baseband apparatus to different remote radio heads connected to said baseband apparatus, wherein said MIMO layer coupling unit of said baseband apparatus is adapted to couple for each remote radio head a subgroup of MIMO layers of said number, N, of MIMO layers output by said mapping unit, wherein each subgroup of MIMO layers selected for a remote radio head is supplied to a RRH-precoding unit of said baseband apparatus associated to a remote radio head connected to said baseband apparatus, said RRH-precoding unit being adapted to perform a linear precoding of the received MIMO layers of the respective MIMO layer subgroup, wherein each RRH-precoding unit of said baseband apparatus is adapted to multiply the MIMO layers of the MIMO layer subgroup applied to said RRH-precoding unit with a precoding matrix, wherein the precoded MIMO layers output by the RRH-precoding unit are supplied to a corresponding cyclic prefix insertion unit adapted to insert a cyclic prefix into the received precoded MIMO layers and to output the precoded MIMO layers including the inserted cyclic prefixes to a CPRI interface of the respective remote radio head wherein the user equipment device, UE, comprises at least one first radio head of said remote radio heads, and wherein at least one additional radio head is connected via a wireless link to the baseband apparatus and integrated in a device wearable by a user of said user equipment, UE, device.